India, Jan. 13 -- As if the distress caused by fog wasn't enough this winter, passengers are about to face further difficulties in travel from January 21 due to the closure of airspace over Delhi, keeping in mind the Republic Day safety protocols.

The government on Tuesday released a NOTAM (Notice to Airmen) 1020 hours to 1245 hours for six days from January 21 . The two-hour and twenty-five-minute closure will impact thousands of flights and disrupt connections, leading to delays and cancellations for passengers and handling misconnected passengers for the airlines.

This is for practice, dress rehearsal and the actual Republic Day parade, an annual celebration that includes a parade, flypast and display of culture and military hardware...